Duckworth, Michael <br/><br/>
First Class :  English for tourism : workbook / 
Michael Duckworth 
 - Oxford :  Oxford University Press,  1992 
 - 80 p. 
<br/><br/><label>ISBN: </label>0194376052 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tiếng Anh--Dùng cho du lịch<br/>English language.<br/>English language--Conversation and phrase books (for tourism industry employees)
<br/><br/><label>Dewey Class. No.: </label>428.202433  / DUC 1992